POV-Ray : Newsgroups : povray.beta-test : max_trace_level not handled properly with blobs Server Time
24 Dec 2024 11:26:50 EST (-0500)
  max_trace_level not handled properly with blobs (Message 1 to 6 of 6)  
From: clipka
Subject: max_trace_level not handled properly with blobs
Date: 29 Aug 2009 15:09:03
Message: <4a997ccf$1@news.povray.org>
Apparently trace level is not handled properly with blobs using 
per-component reflective or refractive textures, leading to lockups. Can 
someone confirm?


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From: Tim Attwood
Subject: Re: max_trace_level not handled properly with blobs
Date: 1 Sep 2009 22:43:18
Message: <4a9ddbc6@news.povray.org>
"clipka" <ano### [at] anonymousorg> wrote in message 
news:4a997ccf$1@news.povray.org...
> Apparently trace level is not handled properly with blobs using 
> per-component reflective or refractive textures, leading to lockups. Can 
> someone confirm?

Yeah, it's stalling in hall of mirrors, trace level must not be incremented.


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From: clipka
Subject: Re: max_trace_level not handled properly with blobs
Date: 2 Sep 2009 01:18:33
Message: <4a9e0029@news.povray.org>
Tim Attwood schrieb:
> Yeah, it's stalling in hall of mirrors, trace level must not be 
> incremented.

That's how it appears to me indeed. Stepping through the code, it seems 
that POV-Ray fails to properly mark the blob object as increasing the 
trace level.

The issue can be worked around by assigning a reflective texture to the 
blob as a whole, but it's a bug nonetheless. I took the liberty to add 
your sample scene to an error report.


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From: clipka
Subject: Re: max_trace_level not handled properly with blobs
Date: 2 Sep 2009 01:21:24
Message: <4a9e00d4$1@news.povray.org>
Whoops - first duplicate bug report in our database :-}


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From: Tim Attwood
Subject: Re: max_trace_level not handled properly with blobs
Date: 2 Sep 2009 20:26:41
Message: <4a9f0d41$1@news.povray.org>
> Whoops - first duplicate bug report in our database :-}
Was sure to happen eventually!


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From: Nicolas Alvarez
Subject: Re: max_trace_level not handled properly with blobs
Date: 8 Sep 2009 13:59:29
Message: <4aa69b80@news.povray.org>
clipka wrote:
> Whoops - first duplicate bug report in our database :-}

There's a first time for everything.


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